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Finding the Fourth Proportional to 2,004.73, 3,005.26 and 705.49

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Solution

The fourth proportional to 2,004.73, 3,005.26 and 705.49 is: 1,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.73 : 3,005.26 = 705.49 : x
  2. Step 2: Convert to fraction form
    2,004.73/3,005.26 = 705.49/x
  3. Step 3: Cross multiply
    2,004.73x = 3,005.26 × 705.49
  4. Step 4: Simplify right side
    2,004.73x = 2,120,180.88
  5. Step 5: Solve for x
    x = 2,120,180.88/2,004.73
  6. Step 6: Final answer
    x = 1,057.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.